Muscles connect to your skeleton and they contract and move the skeleton along.
Explanation:
Your skeletal system is made up of cartilage and calcified bone that work together. They help the process of movement happen in a smoother manner. The calcified bones of your skeleton also work with the circulatory system.
Despite the fact that the female lays the eggs and the young develop outside her body, since the sperm and the egg combine inside the female, internal fertilization takes place.